diff options
| -rw-r--r-- | to_string.hpp | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/to_string.hpp b/to_string.hpp index 445c97f..21b5f48 100644 --- a/to_string.hpp +++ b/to_string.hpp @@ -15,17 +15,17 @@ * @tparam N Number to convert * @tparam base Desired base, can be from 2 to 36 */ -template<auto N, unsigned int base, +template<auto N, unsigned int base, typename char_type, std::enable_if_t<std::is_integral_v<decltype(N)>, int> = 0, std::enable_if_t<(base > 1 && base < 37), int> = 0> struct to_string_t { // The lambda calculates what the string length of N will be, so that `buf` // fits to the number perfectly. - char buf[([] { - unsigned int len = N > 0 ? 1 : 2; - for (auto n = N < 0 ? -N : N; n; len++, n /= base); - return len; - }())] = {}; + char_type buf[([] { + unsigned int len = N > 0 ? 1 : 2; + for (auto n = N < 0 ? -N : N; n; len++, n /= base); + return len; + }())] = {}; /** * Constructs the object, filling `buf` with the string representation of N. @@ -46,14 +46,14 @@ struct to_string_t { /** * Allows implicit conversion of this object to a `char *`. */ - constexpr operator char *() { + constexpr operator char_type *() { return buf; } /** * Allows implicit conversion of this object to a `const char *`. */ - constexpr operator const char *() const { + constexpr operator const char_type *() const { return buf; } }; @@ -61,7 +61,7 @@ struct to_string_t { /** * Simplifies use of `to_string_t` from `to_string_t<N>()` to `to_string<N>`. */ -template<auto N, unsigned int base = 10> -constexpr to_string_t<N, base> to_string; +template<auto N, unsigned int base = 10, typename char_type = char> +constexpr to_string_t<N, base, char_type> to_string; #endif // TCSULLIVAN_TO_STRING_HPP_ |